<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>首页</h1>
<form th:action="@{/success}">
    <br>
    用户名:
    <input type="text" name="username">
    <br>
    密码:
    <input type="password" name="password">
    <br>
    <input type="submit">
    <br>
</form>
</body>
</html>